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Theorems · Definition · measure theory

MeasureTheory.OuterMeasure.IsCaratheodory

{α : Type u} → MeasureTheory.OuterMeasure α → Set α → Prop

A set s is Carathéodory-measurable for an outer measure m if for all sets t we have m t = m (t ∩ s) + m (t \ s).

Defined in
Mathlib.MeasureTheory.OuterMeasure.Caratheodory
Cited by
20 results in Mathlib
Foundations
Depth 125 from the axioms · uses propext, Classical.choice, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

MeasureTheory.OuterMeasure.isCaratheodory_compl · cited by 4OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_iff_le' · cited by 3OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_sdiff · cited by 2OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_sum · cited by 2OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_union · cited by 2OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_compl_iff · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.IsCaratheodory.biUnion_of_finite · cited by 1IsCaratheodory.biUnion_of…MeasureTheory.OuterMeasure.isCaratheodory_disjointed · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_empty · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_iUnion · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_iUnion_lt · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_iUnion_of_disjoint · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.OuterMeasure.isCaratheodory_inter · cited by 1OuterMeasure.isCaratheodo…MeasureTheory.AddContent.isCaratheodory_inducedOuterMeasure_of_mem · cited by 1AddContent.isCaratheodory…MeasureTheory.AddContent.isCaratheodory_ofFunction_of_mem · cited by 1AddContent.isCaratheodory…DFunLike.coe · cited by 62936DFunLike.coeSet · cited by 53352SetMeasureTheory.OuterMeasure · cited by 287MeasureTheory.OuterMeasureOuterMeasure.IsCaratheodoryCITED BYCITES

Cites3

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by21

Results whose statement or proof uses this declaration.